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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
179019771432158179 ~1989
17902331358046638 ~1988
179026971432215779 ~1989
17903219358064398 ~1988
17903423358068478 ~1988
179034411074206479 ~1989
179043794297050979 ~1990
17904839358096798 ~1988
17904863358097278 ~1988
179054515729744339 ~1991
179056811074340879 ~1989
17905691358113838 ~1988
17906099358121998 ~1988
17906183358123678 ~1988
17906699358133998 ~1988
17906761300833584910 ~1992
17907203358144078 ~1988
17907299358145998 ~1988
17907419358148398 ~1988
17907563358151278 ~1988
179078094297874179 ~1990
17907839358156798 ~1988
17908139358162798 ~1988
179081811074490879 ~1989
17908799358175998 ~1988
Exponent Prime Factor Digits Year
179088671790886719 ~1989
17908931358178638 ~1988
179090571432724579 ~1989
17909123358182478 ~1988
17909999358199998 ~1988
17910083358201678 ~1988
17910251358205038 ~1988
17910323358206478 ~1988
17911079358221598 ~1988
17911199358223998 ~1988
179113031791130319 ~1989
17911343358226878 ~1988
17911511358230238 ~1988
179119611432956899 ~1989
17912291358245838 ~1988
17912399358247998 ~1988
179124711432997699 ~1989
17912591358251838 ~1988
17912819358256398 ~1988
17912831358256638 ~1988
17913431358268638 ~1988
17913611358272238 ~1988
179136111433088899
17914103358282078 ~1988
17914109111067475910 ~1991
Exponent Prime Factor Digits Year
17914439358288798 ~1988
179156411074938479 ~1989
17916179358323598 ~1988
17916539358330798 ~1988
179172591433380739 ~1989
17917463358349278 ~1988
179176931075061599 ~1989
17917859358357198 ~1988
179179611433436899 ~1989
17918363358367278 ~1988
179188011075128079 ~1989
17919263358385278 ~1988
17919371358387438 ~1988
17919659358393198 ~1988
17920631358412638 ~1988
179209971075259839 ~1989
17921699358433998 ~1988
179220411433763299 ~1989
17922119358442398 ~1988
17922143358442878 ~1988
17922323358446478 ~1988
179223434301362339 ~1990
17922431358448638 ~1988
17922659358453198 ~1988
17922791358455838 ~1988
Exponent Prime Factor Digits Year
179227911433823299
179230671433845379 ~1989
17923259358465198 ~1988
17923343358466878 ~1988
179234811075408879 ~1989
17923679358473598 ~1988
179238611075431679 ~1989
17924183358483678 ~1988
17924303358486078 ~1988
17925419358508398 ~1988
17925443358508878 ~1988
179255471792554719 ~1989
17925839358516798 ~1988
17925851358517038 ~1988
179259072868145139 ~1990
179259771075558639 ~1989
17926523358530478 ~1988
179271711434173699 ~1989
17927363358547278 ~1988
179274171434193379 ~1989
17927699358553998 ~1988
179279331075675999 ~1989
17927999358559998 ~1988
179280892509932479 ~1990
17928203358564078 ~1988
1396
GIMPS The Prime Pages FactorDb.com
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25-11-17